Finding the Fourth Proportional to 7,298.16, 10,074.68 and 5,323.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,298.16 : 10,074.68 = 5,323.78 : x
2. Step 2: Convert to fraction form
   7,298.16/10,074.68 = 5,323.78/x
3. Step 3: Cross multiply
   7,298.16x = 10,074.68 × 5,323.78
4. Step 4: Simplify right side
   7,298.16x = 53,635,379.89
5. Step 5: Solve for x
   x = 53,635,379.89/7,298.16
6. Step 6: Final answer
   x = 7,349.16